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topjohnwu de2306bd12 Proper incremental builds
Auto generate flag.h for precise rebuilding
2021-09-07 19:35:28 -07:00

58 lines
1.1 KiB
C++

#include <cstdio>
#include <cstdlib>
#include <flags.h>
#include "logging.hpp"
using namespace std;
int nop_log(const char *, va_list) { return 0; }
void nop_ex(int) {}
log_callback log_cb = {
.d = nop_log,
.i = nop_log,
.w = nop_log,
.e = nop_log,
.ex = nop_ex
};
void no_logging() {
log_cb.d = nop_log;
log_cb.i = nop_log;
log_cb.w = nop_log;
log_cb.e = nop_log;
log_cb.ex = nop_ex;
}
static int vprintfe(const char *fmt, va_list ap) {
return vfprintf(stderr, fmt, ap);
}
void cmdline_logging() {
log_cb.d = vprintfe;
log_cb.i = vprintf;
log_cb.w = vprintfe;
log_cb.e = vprintfe;
log_cb.ex = exit;
}
#define LOG_BODY(prio) { \
va_list argv; \
va_start(argv, fmt); \
log_cb.prio(fmt, argv); \
va_end(argv); \
}
// LTO will optimize out the NOP function
#if MAGISK_DEBUG
void LOGD(const char *fmt, ...) { LOG_BODY(d) }
#else
void LOGD(const char *fmt, ...) {}
#endif
void LOGI(const char *fmt, ...) { LOG_BODY(i) }
void LOGW(const char *fmt, ...) { LOG_BODY(w) }
void LOGE(const char *fmt, ...) { LOG_BODY(e); log_cb.ex(EXIT_FAILURE); }